Home / 32,990.28-45,525.44-19,553.56

Finding the Fourth Proportional to 32,990.28, 45,525.44 and 19,553.56

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Solution

The fourth proportional to 32,990.28, 45,525.44 and 19,553.56 is: 26,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.28 : 45,525.44 = 19,553.56 : x
  2. Step 2: Convert to fraction form
    32,990.28/45,525.44 = 19,553.56/x
  3. Step 3: Cross multiply
    32,990.28x = 45,525.44 × 19,553.56
  4. Step 4: Simplify right side
    32,990.28x = 890,184,422.57
  5. Step 5: Solve for x
    x = 890,184,422.57/32,990.28
  6. Step 6: Final answer
    x = 26,983.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.